{"schema":"threatline.record/2","record":{"id":"CVE-2026-98819","aliases":[],"summary":"Bluetooth: btintel: validate DDC record lengths","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: btintel: validate DDC record lengths\n\nParse DDC record lengths in unsigned storage so 0xFF does not wrap.\nReject records smaller than the mandatory three-byte header, records\nexceeding U8_MAX, and records exceeding remaining firmware bytes before\nissuing Intel_Write_DDC.\n\nThis issue was reported by Claude Mythos.","categories":["Operating systems"],"product":"Linux","vendor":"Linux","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98819","source_modified_at":"2026-10-21T12:57:12.654Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"Linux","vendor":"Linux","versions":[{"version":"145f2368c5fd7962e37315ccc092670743019d08","lessThan":"7df748aa9f9ecab514e5989ed89c9ba35b6e5574","status":"affected","versionType":"git"},{"version":"145f2368c5fd7962e37315ccc092670743019d08","lessThan":"069031f569f1681f17e863f48c221a6091b47850","status":"affected","versionType":"git"},{"version":"145f2368c5fd7962e37315ccc092670743019d08","lessThan":"b0fce76873a5e6a6820354409b26693ac5f8b251","status":"affected","versionType":"git"},{"version":"145f2368c5fd7962e37315ccc092670743019d08","lessThan":"f3617369fbb30a4d2e54841ab8e92ca4fa211e56","status":"affected","versionType":"git"},{"version":"145f2368c5fd7962e37315ccc092670743019d08","lessThan":"c9c15d4d8956df8c564f7c210e4dc5b9b820d97a","status":"affected","versionType":"git"}],"defaultStatus":"unaffected"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98819","source_modified_at":"2026-10-21T12:57:12.654Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"Linux","vendor":"Linux","versions":[{"version":"4.4","status":"affected"},{"version":"0","lessThan":"4.4","status":"unaffected","versionType":"semver"},{"version":"6.6.160","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.113","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.56","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2.10","lessThanOrEqual":"7.2.*","status":"unaffected","versionType":"semver"},{"version":"7.3","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}],"defaultStatus":"affected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98819","source_modified_at":"2026-10-21T12:57:12.654Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"7df748aa9f9ecab514e5989ed89c9ba35b6e5574","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98819","source_modified_at":"2026-10-21T12:57:12.654Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"069031f569f1681f17e863f48c221a6091b47850","basis":"first unaffected version stated in the CVE record"}],"cvss":null,"severity":null,"kev":{"listed":false},"epss":{"probability":0.00175,"percentile":0.0667,"score_date":"2026-10-23"},"published_at":"2026-10-18T15:49:11.226Z","modified_at":"2026-10-21T12:57:12.654Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-98819","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-21T12:57:12.654Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-98819","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://git.kernel.org/stable/c/7df748aa9f9ecab514e5989ed89c9ba35b6e5574"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/069031f569f1681f17e863f48c221a6091b47850"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/b0fce76873a5e6a6820354409b26693ac5f8b251"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/f3617369fbb30a4d2e54841ab8e92ca4fa211e56"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/c9c15d4d8956df8c564f7c210e4dc5b9b820d97a"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-21T12:57:12.654Z","content_hash":"1d0f4b47894c5b2b2d6208e07a86d8f777ad69cc2eaf8f8aa689f99566cb3045"}}